diff -Naur grip-2.96/Makefile grip-2.96.patched//Makefile
--- grip-2.96/Makefile	2001-07-16 12:15:32.000000000 -0400
+++ grip-2.96.patched//Makefile	2011-06-27 08:42:13.000000000 -0400
@@ -72,11 +72,11 @@
 
 install:
 	$(INSTALL) -d $(INSTALLDIR)
-	$(INSTALL) grip $(INSTALLDIR)
-	$(INSTALL) gcd $(INSTALLDIR)
+	$(INSTALL) grip $(INSTALLDIR)/grip$(EXE_SUFFIX)
+	$(INSTALL) gcd $(INSTALLDIR)/gcd$(EXE_SUFFIX)
 	$(INSTALL) -d $(AUXDIR)
 	$(INSTALL) -d $(PREFIX)/man/man1
-	$(INSTALL) grip.1 $(PREFIX)/man/man1
+	$(INSTALL) grip.1 $(PREFIX)/man/man1/grip$(EXE_SUFFIX).1
 	$(INSTALL) grip.1 $(PREFIX)/man/man1/gcd.1
 
 gcdinstall:
